Answer:
well their religion had a strong influence, their complex religion and ways of sacrifice killed many people which it decreased the population among them,and their society went to decline.
Civilizations connected through trade first via trading tools with other nearby communities then it evolved into trading more goods such as foods crops and weapons. Then with boats this allowed technology and customs to travel for example Egyptian sculptures influencing Greek art work and the silk road. This helped humanity since a example of isolation was japan until the Miji Restoration. Humanity needs trade in order to communicate and get things they cannot make in their region of the world.
Answer:
its abundant natural stone arches, unusual rock formations, and spectacular sandstone cliffs
I remember learning that this is because of the unintelligent. It is because they want this to be directed to people who need to know what they are doing.